.H__ File Extension Details

What program uses .H__ file extension?

Program : C++ Header Seldom used C++ Header (same as H++ and H)

Extensions starting with

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | #-0-9